Encoding means the creation of a messages (which you want to communicate with other person). On the other hand decoding means listener or audience of encoded message. So decoding means interpreting the meaning of the message. ... You will interpret and understand the message, what just been said.
All communication begins with the sender. The first step the sender is faced with involves the encoding process. In order to convey meaning, the sender must begin encoding, which means translating information into a message in the form of symbols that represent ideas or concepts.
The decoding of a message is how an audience member is able to understand, and interpret the message.
image source: google
If you have any suggestions let me know...